**Jaehyun Han** ![ ](jaehyun.jpeg width="20%") Ph.D. in Computer Science The University of North Carolina at Chapel Hill
jaehyun@cs.unc.edu • [CV](cv.pdf) • [GitHub](https://github.com/hanjae) • [Goodreads](https://www.goodreads.com/user/show/108399027-jaehyun) I optained my Ph.D. in December of 2024 from the Computer Science department at the University of North Carolina at Chapel Hill I was advised by [Professor Donald Porter](https://cs.unc.edu/~porter). My research interest lies in the area of operating systems and architecture. Publications =============================================================================== - Don't Melt Your Cache: Low-Associativity with Heat-Sink (To appear)
Michael A. Bender, Alex Conway, Daniel DeLayo, Martin Farach-Colton, **Jaehyun Han**, Linfeng He, Rob Johnson, Sudarsun Kannan, William Kuszmaul, Donald E. Porter, and Evan West
In _ACM Symposium on Parallelism in Algorithms and Architectures (**SPAA**)_, 2025 - [**TopPicks**] [Mosaic Pages: Big TLB Reach with Small Pages](pubs/han-toppicks24.pdf)
**Jaehyun Han **, Krishnan Gosakan, William Kuszmaul, Ibrahim Nael Mubarek, Nirjhar Mukherjee, Karthik Sriram, Guido Tagliavini, Evan West, Michael A. Bender, Abhishek Bhattacharjee, Alex Conway, Martin Farach-Colton Jayneel Gandhi, Rob Johnson, Sudarsun Kannan, and Donald E. Porter
In _IEEE Micro Special Issue on Top Picks from the 2023 Computer Architecture Conferences (**IEEE Micro Top Picks**)_, 2024
(Acceptance Rate: 12/119 = 10.1%) - [Mosaic Pages: Big TLB Reach with Small Pages](pubs/han-asplos23.pdf)
Krishnan Gosakan*, **Jaehyun Han* **, William Kuszmaul, Ibrahim Nael Mubarek, Nirjhar Mukherjee, Karthik Sriram, Guido Tagliavini, Evan West, Michael A. Bender, Abhishek Bhattacharjee, Alex Conway, Martin Farach-Colton Jayneel Gandhi, Rob Johnson, Sudarsun Kannan, and Donald E. Porter
In _ACM International Conference on Architectural Support for Programming Languages and Operating Systems (**ASPLOS**)_, 2023
(Acceptance Rate: 128/600 = 21.3%) [[Lightning Talk](https://www.youtube.com/watch?v=2KLKDyE44dU)] [[Talk](https://www.youtube.com/watch?v=KzQJgwjbo8M)] [[Code](https://github.com/oscarlab/mosaic-asplos23-artifacts)]
**★ Distinguished Paper Award**
(* Co-first author) - [On the Effectiveness of Behavior-based Ransomware Detection](pubs/han-securecomm20.pdf)
**Jaehyun Han**, Zhiqiang Lin, and Donald E. Porter
In _EAI International Conference on Security and Privacy in Communication Networks (**SecureComm**)_, 2020 [[Talk](https://www.youtube.com/watch?v=L3PPy-BEeFk&t=16658s)] - [Accelerating a Burst Buffer via User-Level I/O Isolation](pubs/han-cluster17.pdf)
**Jaehyun Han**, Donghun Koo, Glenn K. Lockwood, Jaehwan Lee, Hyeonsang Eom, and Soonwook Hwang
In _IEEE International Conference on Cluster Computing (**Cluster**)_, 2017
**★ Best Paper Award** - [Improving the Performance of Lustre File System in HPC Environments](pubs/han-amgcc16)
**Jaehyun Han**, Deoksang Kim, and Hyeonsang Eom
In _International Workshop on Autonomic Management of high performance Grid and Cloud Computing (**AMGCC**)_, 2016